add first staging build

dawn-gateway/staging

+pipeline {
+  agent any
+  tools {
+        go 'go-1.16'
+  }
+  options {
+    buildDiscarder logRotator(artifactDaysToKeepStr: '', artifactNumToKeepStr: '5', daysToKeepStr: '', numToKeepStr: '5')
+  }
+  stages {
+      
+      stage('Checkout external proj') {
+        steps {
+            git branch: 'staging',
+                credentialsId: 'tucker-gitlab-login',
+                url: 'https://gitlab.cs.umd.edu/dawn/go-backend/dawn-gateway.git'
+
+            sh "ls -lat"
+        }
+    }
+     
+    stage('build') {
+      steps {
+        sh """
+            /home/tucker.siegel/bin/dawn-cli build-image -p .
+        """ 
+      }
+    }
+
+    stage('test') {
+      steps {
+        sh """
+            docker run -v `pwd`:`pwd` -w `pwd` dawn/dawn-gateway-dev sh -c "
+              go get github.com/axw/gocov/gocov
+              go get github.com/matm/gocov-html  
+              go get github.com/AlekSi/gocov-xml  
+
+              go test ./... -gcflags=-l -coverprofile coverage.out
+
+              gocov convert coverage.out | gocov-xml > coverage.xml
+              gocov convert coverage.out | gocov-html > coverage.html
+            "
+        """ 
+      }
+    }
+
+    stage('redeploying backend services') {
+      steps {
+        sh """
+            cd /home/tucker.siegel/go/dawn-cli
+            /home/tucker.siegel/bin/dawn-cli redeploy          
+        """ 
+      }
+    }
+  }
+  post {
+        always {
+              cobertura autoUpdateHealth: false, autoUpdateStability: false, coberturaReportFile: '**/coverage.xml', enableNewApi: true, failUnhealthy: false, failUnstable: false, lineCoverageTargets: '80, 40, 60', maxNumberOfBuilds: 0, onlyStable: false, sourceEncoding: 'ASCII', zoomCoverageChart: false
+        }
+    }
+}
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